Document Type and Number:
Japanese Patent JPH0433702
Kind Code:
U
Application Number:
JP7546390U
Publication Date:
March 19, 1992
Filing Date:
July 16, 1990
Export Citation:
International Classes:
E01C1/02; E01C5/00; E01C9/08; (IPC1-7): E01C1/02; E01C5/00; E01C9/08
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